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OBD II Fault Code

  • OBD II P068A

OBD-II Code Hard or no start in cold weather is defined as a ECM/PCM Power Relay De-Energized Performance - Too Early

The PCM Power Relay supplies power to the engine control module (PCM). If the PCM detects a variance in voltage from the Power Relay, the PCM will set code P068A.

Hard or no start in cold weather Symptoms

  • Engine may not start
  • Hard or no start in cold weather

Common Problems That Trigger the P068A Code

  • Powertrain Control Module (PCM) failure
  • Powertrain Control Module (PCM) power relay failure
  • Wiring issue
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